5 Year Warranty.

PERFORMANCE:

1. Aluminum Material:

2. Limited Life Range:

Limited Life Range is very important for Long life drive. Normally, The 10.9 Grade Wheel Bolts/Studs Only test the Tensile, Proof Load, Hardness. they are for Strength but NOT for Toughness, but in BLOX view, the Toughness is as important as Strength .So, BLOXSPORT Bolts/Studs passed SGS 1 MILLION Times Fatigue Strength Test, For Safe, For long life Safe.